After having fired Peter Hamm, Janice will rebuild her agency & business in her own image and move the agency atop the glamorous Hollywood Hills complete with a model house. Latin swimwear designer, Nicolita, comes to the agency looking to cast one of the JDMA models for her next big swimsuit catalog.

Janice announces which of the models will be living in the house and, starts to get to know all of her new models. Xian and Hazuki are put onto a new fitness regime with Chandler. It's the day of the Nikolita shoot but, CC doens't make a good first impression when she's late to tbe shoot. Janice has words with all of the Nikolita models and starts to have more doubts about Traci's commitment to modeling.

Kehoe begins to wreak havoc in the house, driving Janice and the other models crazy. With Janice on the end of her tether will she have to cut him loose. Also, the models decide to host a dinner for Janice and, they're all surprised by the arrival of a surpise special guest.

It's a catfight as the female models compete, in a beauty casting for a cosmetic line. Also, one of the models if thrown out of the house and another is fired.

Hormones continue to rage as one model couple has a romantic dinner. While another has an intimate photoshoot for a trendy new clothing line.

After a bizarre casting, the girl have their first couture runway show, for a very high fashion client.

The models role-play for a casting, and when the client requests plus size options. Nathan brings in several new plus size models.

A male swimwear client casts several of the agency's models for a patriotic shoot, but when Janice fails to show up to the shoot, the client throws a scene. Also, the new plus-size additions are still causing some tension in the house. Kehoe once again returns to try and get Janice to reconsider and take him back. Also, Danny and Chandler come to confrontation. And, Janice send five of her models home and fires one of her most faithful girls.

In the Season 4 finale, the posers go green in a runway show featuring recycled clothes. And there are sweeping changes on the horizon: A faithful female model is sent packing, circumstances impact plus-size models and Janice delivers shocking news.